CH551039A - - Google Patents
Info
- Publication number
- CH551039A CH551039A CH616170A CH616170A CH551039A CH 551039 A CH551039 A CH 551039A CH 616170 A CH616170 A CH 616170A CH 616170 A CH616170 A CH 616170A CH 551039 A CH551039 A CH 551039A
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C21/00—Producing acoustic time signals by electrical means
- G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
- G04C21/20—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6918713A FR2054437A1 (ja) | 1969-06-06 | 1969-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH551039A true CH551039A (ja) | 1974-06-28 |
Family
ID=9035266
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH616170A CH551039A (ja) | 1969-06-06 | 1970-04-24 | |
| CH616170D CH616170A4 (ja) | 1969-06-06 | 1970-04-24 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH616170D CH616170A4 (ja) | 1969-06-06 | 1970-04-24 |
Country Status (2)
| Country | Link |
|---|---|
| CH (2) | CH551039A (ja) |
| FR (1) | FR2054437A1 (ja) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB954080A (ja) * | 1900-01-01 | |||
| US1948850A (en) * | 1933-03-16 | 1934-02-27 | John H Ehrle | Alarm system |
| CH189273A (de) * | 1936-02-20 | 1937-02-15 | Frey Sim Ing Dr | Elektrische Weckeinrichtung. |
| FR1090308A (fr) * | 1953-12-30 | 1955-03-29 | Gebru Der Schmidt Metallwarenf | Lampe-réveil |
-
1969
- 1969-06-06 FR FR6918713A patent/FR2054437A1/fr not_active Withdrawn
-
1970
- 1970-04-24 CH CH616170A patent/CH551039A/xx unknown
- 1970-04-24 CH CH616170D patent/CH616170A4/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2054437A1 (ja) | 1971-04-23 |
| CH616170A4 (ja) | 1973-10-31 |